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Weather in Kefalonia for October 2025

Your guide to Kefalonia weather in October - trends and predictions

    Official Weather Alert ⚠️

  • Moderate Thunderstorm Warning - See hour by hour.

    • Temperatures

  • Until now, October 2025 in Kefalonia is cooler than usual, with temperatures averaging 19.7 °C, this is -2.2 °C below the typical seasonal average.

  • In general, the average temperature in Kefalonia at the beginning of October is 22.1 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 21.1 °C by the end of October.

    • Rain 🌧️

  • With an average of 4 rainy days, Kefalonia experiences minimal rainfall in October.

    • More

  • Is October a good time to visit Kefalonia? check out the best time to travel to Kefalonia page.

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
27
Dry days
Average rainy days
4
Rainy days
Average snowy days
0
Snow days
Average temperatures
23°/19°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
69 %
Avg humidity

Kefalonia Weather October

Move between months or click on a day
September
November
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Sunny
23°
2
Sunny
23°
3
Patchy rain possible
22°
4
Sunny
22°
5
Overcast
22°
6
Patchy light drizzle
22°
7
Sunny
21°
8
Sunny
22°
9
Patchy rain possible
23°
10
Sunny
23°
11
Thundery outbreaks possible
23°
12
Sunny
22°
13
Sunny
22°
14
Partly cloudy
22°
15
Sunny
22°
16
Sunny
22°
17
Light rain shower
22°
18
Patchy rain possible
21°
19
Patchy rain possible
20°
20
Partly cloudy
22°
21
Partly cloudy
22°
22
Patchy rain possible
22°
23
Sunny
22°
24
Sunny
22°
25
Partly cloudy
21°
26
Patchy light rain with thunder
21°
27
Partly cloudy
22°
28
Sunny
21°
29
Sunny
21°
30
Sunny
22°
31
Weather Alert Patchy rain possible
20°

Temperatures trend during October in Kefalonia

See the weather trend as well as the moving average line

October weather in Kefalonia day by day

Click on a date for more information
September November
Date Weather Temperatures Rain UV More
1 Oct. Sunny
Sunny
 23° /18° 0.1 mm 6
2 Oct. Sunny
Sunny
 23° /19° 9.6 mm 6
3 Oct. Patchy rain possible
Patchy rain possible
 22° /18° 4.1 mm 5
4 Oct. Sunny
Sunny
 22° /18° 2.1 mm 5
5 Oct. Overcast
Overcast
 22° /18° 4.9 mm 5
6 Oct. Patchy light drizzle
Patchy light drizzle
 22° /18° 3.9 mm 5
7 Oct. Sunny
Sunny
 21° /18° 3.9 mm 5
8 Oct. Sunny
Sunny
 22° /18° 0.4 mm 5
9 Oct. Patchy rain possible
Patchy rain possible
 23° /18° 0 mm 5
10 Oct. Sunny
Sunny
 23° /19° 0.4 mm 5
11 Oct. Thundery outbreaks possible
Thundery outbreaks possible
 23° /18° 1.4 mm 6
12 Oct. Sunny
Sunny
 22° /18° 0.3 mm 5
13 Oct. Sunny
Sunny
 22° /18° 1.5 mm 6
14 Oct. Partly cloudy
Partly cloudy
 22° /18° 0.5 mm 6
15 Oct. Sunny
Sunny
 22° /17° 0 mm 6
16 Oct. Sunny
Sunny
 22° /18° 8.3 mm 5
17 Oct. Light rain shower
Light rain shower
 22° /18° 9.9 mm 5
18 Oct. Patchy rain possible
Patchy rain possible
 21° /17° 0.5 mm 5
19 Oct. Patchy rain possible
Patchy rain possible
 20° /17° 5.9 mm 5
20 Oct. Partly cloudy
Partly cloudy
 22° /18° 0 mm 6
21 Oct. Partly cloudy
Partly cloudy
 22° /18° 0.1 mm 6
22 Oct. Patchy rain possible
Patchy rain possible
 22° /18° 6.9 mm 5
23 Oct. Sunny
Sunny
 22° /18° 1.6 mm 6
24 Oct. Sunny
Sunny
 22° /18° 0.4 mm 6
25 Oct. Partly cloudy
Partly cloudy
 21° /17° 0.2 mm 5
26 Oct. Patchy light rain with thunder
Patchy light rain with thunder
 21° /17° 1.8 mm 5
27 Oct. Partly cloudy
Partly cloudy
 22° /17° 0.1 mm 6
28 Oct. Sunny
Sunny
 21° /17° 0.2 mm 5
29 Oct. Sunny
Sunny
 21° /16° 0 mm 6
30 Oct. Sunny
Sunny
 22° /18° 0.2 mm 6
31 Oct. Patchy rain possible
Patchy rain possible
 20° /18° 0.8 mm 0.4
Next
Important Notice
Our weather forecast for Kefalonia in October is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Kefalonia forecast closer to your planned date for the most up-to-date weather information.
Change Month
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Kefalonia weather in October vs September vs November

Compare October weather in Kefalonia with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
SeptemberOctoberNovember
WeatherSunny
Sunny
Sunny
Sunny
Patchy rain possible
Patchy rain possible
Temperatures25°/21°23°/19°18°/15°
Rainfall68 mm20 mm157 mm
Wind19.3 km/h17.8 km/h25.7 km/h
Humidity66%69%69%
Rainy days17 days4 days21 days
Dry days13 days27 days9 days

Planning a trip to Kefalonia? Discover the best time to visit

Kefalonia in October - FAQ

What are the expected maximum and minimum temperatures in Kefalonia during October?
During October, expect a variety of temperatures with highs around 23° and lows near 19°, suitable for diverse activities and preferences.
How much rainfall should be expected in Kefalonia during October?
In October, Kefalonia can expect light to moderate rainfall, totaling 20.2 mm across approximately 4 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Kefalonia during October?
The average wind speed in Kefalonia during October is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

Kefalonia water temperatures in October

The average water temperature of the Mediterranean Sea near Kefalonia in October is 22 °C. At the beginning of October temperatures are around 22.9 °C; by the end of the month they get cooler and reach 21.1 °C.

What is the water temperature in Kefalonia in October?
The average water temperature in Kefalonia in October is 22 °C.
Can you swim in Kefalonia in October?
Comfortably warm for most people. Sensitive swimmers might prefer a light rash-guard, but wetsuits are rarely needed.

What to pack to Kefalonia in October?

As you prepare for your trip to Kefalonia in October, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Kefalonia, during October, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Layered Clothing: Light sweaters, long-sleeve shirts, light jackets, and comfortable pants
  • Accessories
    • Sunglasses: For sun protection
    • Sun Hats: Wide-brimmed hats for sun protection in warm weather

October rainfall patterns in Kefalonia

Explore the daily rainfall trends and prepare for Kefalonias October weather 💧

UV exposure in Kefalonia during October

Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️

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Location coordinates Where is Kefalonia?

Get accurate weather forecasts for Kefalonia, located at latitude 38.122 and longitude 20.502. Stay updated with localized weather information tailored for Kefalonia.

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